270971519

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{425387}}^1$

素因数の和:425414

約数の個数: 12

約数和(自身を含む): 339459624

約数和(自身を除く): 68488105

約数列:

[1, 7, 13, 49, 91, 637, 425387, 2977709, 5530031, 20843963, 38710217, 270971519]

約数ペア:

[(1, 270971519), (7, 38710217), (13, 20843963), (49, 5530031), (91, 2977709), (637, 425387)]